AMSI/CLR Module Memory Patch via NtProtectVirtualMemory or VirtualProtect in PowerShell

Ibrahim Saud@tektrix

•updated Jun 29, 2026•0•0•0

Detects PowerShell scripts containing combinations of low-level memory manipulation functions (e.g., VirtualProtect, NtProtectVirtualMemory) and .NET instrumentation or API access functions (e.g., Marshal.Copy, DllImport) commonly used in fileless malware to facilitate process injection or memory-resident payload execution.